C10 - Organic Reactions Flashcards
Define homologous series.
family of compounds whose successive members differ by CH2
Define functional group.
part of molecule that is largely responsible for chemical properties
What type of hydrocarbon does not have a functional group?
alkanes
What happens when an alkene reacts with hydrogen?
forms alkane
What is needed when an alkene reacts with hydrogen?
temp 150°C & nickel ctlyst
What happened when an alkene reacts with steam?
forms alcohol
What is needed for an alkene to react with steam?
- 300°C
- 70 ATM
- phosphoric acid (ctlyst)
What happened to unreacted reactants in the hydration of an alkene? Why?
rvsbl rctn - pssd bck thrgh ctylst
What happens when alkenes react with halogens?
- 2 halogene atoms frm halogen molecule added acrss double carbon bnd
- dble carbon bnd trnd -> sngle crbn bnd
What is formed when ethene reacts with bromine?
dibromoethane
What is formed when propene reacts with iodine?
diidopropane
What is the functional group of alcohols?
OH
What are the first 4 alcohols called?
methanol
ethanol
propanol
butanol
What alcohol is mostly used in alcoholic drinks?
ethanol
When an alcohol reacts with sodium what is released?
hydrogen